If 'APPLE' is coded as '116121', what is the code for 'GRAPE'?

A. 718161

If 'APPLE' is coded as 'BQQMF', how is 'GRAPE' coded?

A. HSBFQ

A can complete a work in 10 days and B can complete the same work in 15 days. How many days will they take to complete the work together?

B. 8 DAYS
Posted in:  Time & Work -  Aptitude -  Mathematics

In a coded language, 'COLD' is represented as '1357' and 'WARM' is represented as '2468'. What is the code for 'MOLD'?

C. 2465

If the roots of the quadratic equation x² + px + q = 0 are 3 and -2, what is the value of p?

A. -1
Posted in:  Quadratic Equations -  Algebra -  Mathematics